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96 lines
3.4 KiB
96 lines
3.4 KiB
/******************************************************************************
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*
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* Copyright (C) 2018 ST Microelectronics S.A.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*
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******************************************************************************/
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#include "Utils.h"
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#include <stdio.h>
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#include "android_logmsg.h"
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/*******************************************************************************
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**
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** Function Utils_charArrayToHexString
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**
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** Description Converts the given char array into its HEX-based string
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** representation.
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**
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** Parameters array - char array to be converted.
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** length - length of the char array.
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** hexString - Output hex string buffer.
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**
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** Returns 0 on successful conversion, -1 otherwise.
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**
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*******************************************************************************/
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int Utils_charArrayToHexString(char* array, int length, char* hexString) {
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char* ptr = hexString;
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int i;
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for (i = 0; i < length; i++) {
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ptr += sprintf(ptr, "%02X ", array[i]);
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}
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return 0;
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}
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/*******************************************************************************
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**
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** Function Utils_getElapsedTimeInMs
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**
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** Description Returns the difference of time (in ms) between t1 and t2.
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**
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** Parameters t1 - initial time.
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** t2 - final time.
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**
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** Returns The difference t2 - t1 in ms.
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**
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*******************************************************************************/
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int Utils_getElapsedTimeInMs(struct timeval t1, struct timeval t2) {
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return (t2.tv_sec - t1.tv_sec) * 1000 + (t2.tv_usec - t1.tv_usec) / 1000;
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}
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/*******************************************************************************
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**
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** Function Utils_getElapsedTimeInUs
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**
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** Description Returns the difference of time (in Us) between t1 and t2.
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**
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** Parameters t1 - initial time.
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** t2 - final time.
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**
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** Returns The difference t2 - t1 in ms.
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**
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*******************************************************************************/
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int Utils_getElapsedTimeInUs(struct timeval t1, struct timeval t2) {
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return (t2.tv_sec - t1.tv_sec) * 1000000 + (t2.tv_usec - t1.tv_usec);
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}
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/*******************************************************************************
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**
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** Function Utils_printCurrentTime
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**
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** Description Prints current time to standard log.
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**
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** Parameters prefix- The prefix to be printed before the time.
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**
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** Returns void
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**
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*******************************************************************************/
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void Utils_printCurrentTime(char* prefix) {
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struct timeval currentTime;
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gettimeofday(¤tTime, 0);
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STLOG_HAL_V("SpiTiming: %s: %ld,%ld", prefix, currentTime.tv_sec,
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currentTime.tv_usec);
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}
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